Changeset 105834 in vbox for trunk/src/VBox/VMM

Timestamp:

Aug 23, 2024 1:15:49 AM (7 months ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

164548

Message:

Fix emulation of 'vmovq' instruction in 16/32-bit modes (acts as 'vmovd'); bugref:9898

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllInstVexMap1.cpp.h (modified) (2 diffs)

trunk/src/VBox/VMM/VMMAll/IEMAllInstVexMap1.cpp.h

@@ -4263 +4263 @@
 {
     uint8_t bRm; IEM_OPCODE_GET_NEXT_U8(&bRm);
+    IEMOP_HLP_IGNORE_VEX_W_PREFIX_IF_NOT_IN_64BIT();
     if (pVCpu->iem.s.fPrefixes & IEM_OP_PRF_SIZE_REX_W)
     {
@@ -5188 +5189 @@
 {
     uint8_t bRm; IEM_OPCODE_GET_NEXT_U8(&bRm);
+    IEMOP_HLP_IGNORE_VEX_W_PREFIX_IF_NOT_IN_64BIT();
     if (pVCpu->iem.s.fPrefixes & IEM_OP_PRF_SIZE_REX_W)
     {